Signal Switches, Multiplexers, Decoders

Manufacturer Series Package/Case Packaging Product Status Type Circuit Independent Circuits Current - Output High, Low Voltage Supply Source Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package

























































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Type Circuit Independent Circuits Current - Output High, Low Voltage Supply Source Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package
SN74F138NS Texas Instruments

SN74F138NS

IC DECODER/DEMUX 1 X 3:8 16SO

Texas Instruments

740
RFQ
SN74F138NS Datasheet

Datasheet

74F 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Decoder/Demultiplexer 1 x 3:8 1 1mA, 20mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C (TA) - - Surface Mount 16-SO
ADG3257BRQ Analog Devices Inc.

ADG3257BRQ

IC MUX/DEMUX 4 X 2:1 16QSOP

Analog Devices Inc.

2,024
RFQ
ADG3257BRQ Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Multiplexer/Demultiplexer 4 x 2:1 1 - Single Supply 3V ~ 3.6V, 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-QSOP
CD74HCT4514E Texas Instruments

CD74HCT4514E

IC DECODER/DEMUX 1X4:16 24DIP

Texas Instruments

1,357
RFQ
CD74HCT4514E Datasheet

Datasheet

74HCT 24-DIP (0.600", 15.24mm) Tube Obsolete Decoder/Demultiplexer 1 x 4:16 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Through Hole 24-PDIP
ADG3246BCP-REEL7 Analog Devices Inc.

ADG3246BCP-REEL7

IC SW BUS 2.5/3.3V 10BIT 24LFCSP

Analog Devices Inc.

3,000
RFQ
ADG3246BCP-REEL7 Datasheet

Datasheet

- 24-WFQFN Exposed Pad, CSP Bulk Obsolete Bus Switch 10 x 1:1 1 - Single Supply 2.5V, 3.3V - - - Surface Mount 24-LFCSP-WQ (4x4)
FSTUD162450MTDX Fairchild Semiconductor

FSTUD162450MTDX

BUS DRIVER

Fairchild Semiconductor

3,000
RFQ
FSTUD162450MTDX Datasheet

Datasheet

- 56-TFSOP (0.240", 6.10mm Width) Bulk Active Bus Switch 10 x 1:1 2 - Single Supply 4V ~ 5.5V -40°C ~ 85°C - - Surface Mount 56-TSSOP
74LS148FP-E Renesas Electronics Corporation

74LS148FP-E

3-TO-8 LINE DECODER, DEMUX

Renesas Electronics Corporation

2,690
RFQ
74LS148FP-E Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
CD74HCT4515E Harris Corporation

CD74HCT4515E

IC DECODER/DEMUX 1X4:16 24DIP

Harris Corporation

1,638
RFQ
CD74HCT4515E Datasheet

Datasheet

74HCT 24-DIP (0.600", 15.24mm) Bulk Active Decoder/Demultiplexer 1 x 4:16 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C (TA) - - Through Hole 24-PDIP
CD74HCT4515E RCA

CD74HCT4515E

IC DECODER/DEMUX 1X4:16 24DIP

RCA

1,566
RFQ
CD74HCT4515E Datasheet

Datasheet

74HCT 24-DIP (0.600", 15.24mm) Tube Obsolete Decoder/Demultiplexer 1 x 4:16 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C (TA) - - Through Hole 24-PDIP
CD74HCT4514E Harris Corporation

CD74HCT4514E

IC DECODER/DEMUX 1X4:16 24DIP

Harris Corporation

929
RFQ
CD74HCT4514E Datasheet

Datasheet

74HCT 24-DIP (0.600", 15.24mm) Bulk Active Decoder/Demultiplexer 1 x 4:16 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C (TA) - - Through Hole 24-PDIP
FSTUD16450MTDX Fairchild Semiconductor

FSTUD16450MTDX

BUS DRIVER

Fairchild Semiconductor

895
RFQ
FSTUD16450MTDX Datasheet

Datasheet

- 56-TFSOP (0.240", 6.10mm Width) Bulk Active Bus Switch 10 x 1:1 2 - Single Supply 4V ~ 5.5V -40°C ~ 85°C - - Surface Mount 56-TSSOP
FST34X2245QSPX Fairchild Semiconductor

FST34X2245QSPX

IC BUS SWITCH 8 X 1:1 80QVSOP

Fairchild Semiconductor

76,260
RFQ
FST34X2245QSPX Datasheet

Datasheet

- 80-FSOP (0.154", 3.90mm Width) Bulk Obsolete Bus Switch 8 x 1:1 4 - Single Supply 4V ~ 5.5V -40°C ~ 85°C - - Surface Mount 80-QVSOP
CY74FCT2257CTSOCT Texas Instruments

CY74FCT2257CTSOCT

IC MULTIPLEXER 4 X 2:1 16SOIC

Texas Instruments

31,700
RFQ
CY74FCT2257CTSOCT Datasheet

Datasheet

74FCT 16-SOIC (0.295", 7.50mm Width) Bulk Obsolete Multiplexer 4 x 2:1 1 15mA, 12mA Single Supply 4.75V ~ 5.25V -40°C ~ 85°C - - Surface Mount 16-SOIC
SN74AS158NSR Texas Instruments

SN74AS158NSR

IC MULTIPLEXER 4 X 2:1 16SO

Texas Instruments

3,713
RFQ
SN74AS158NSR Datasheet

Datasheet

74AS 16-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Multiplexer 4 x 2:1 1 400µA, 8mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 16-SO
SN74ALS151DR Texas Instruments

SN74ALS151DR

IC MULTIPLEXER 1 X 8:1 16SOIC

Texas Instruments

1,496
RFQ
SN74ALS151DR Datasheet

Datasheet

74ALS 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Multiplexer 1 x 8:1 1 2.6mA, 24mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 16-SOIC
SN74AS157NSR Texas Instruments

SN74AS157NSR

IC MULTIPLEXER 4 X 2:1 16SO

Texas Instruments

3,342
RFQ
SN74AS157NSR Datasheet

Datasheet

74AS 16-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Discontinued at Digi-Key Multiplexer 4 x 2:1 1 400µA, 8mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 16-SO
CD74HCT253MT Texas Instruments

CD74HCT253MT

IC MULTIPLEXER 2 X 4:1 16SOIC

Texas Instruments

718
RFQ
CD74HCT253MT Datasheet

Datasheet

74HCT 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Multiplexer 2 x 4:1 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-SOIC
QS74FCT151TSI Quality Semiconductor

QS74FCT151TSI

HIGH SPEED CMOS 8 INPUT MULTIPL

Quality Semiconductor

8,010
RFQ
QS74FCT151TSI Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
QS74FCT139TSO Quality Semiconductor

QS74FCT139TSO

DECODER/DRIVER, FCT SERIES

Quality Semiconductor

6,587
RFQ
QS74FCT139TSO Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
CY74FCT2257CTSOCT National Semiconductor

CY74FCT2257CTSOCT

IC MULTIPLEXER 4 X 2:1 16SOIC

National Semiconductor

6,000
RFQ
CY74FCT2257CTSOCT Datasheet

Datasheet

74FCT 16-SOIC (0.295", 7.50mm Width) Bulk Obsolete Multiplexer 4 x 2:1 1 15mA, 12mA Single Supply 4.75V ~ 5.25V -40°C ~ 85°C - - Surface Mount 16-SOIC
QS74FCT139TSI Quality Semiconductor

QS74FCT139TSI

DECODER/DRIVER, FCT SERIES, INV

Quality Semiconductor

5,190
RFQ
QS74FCT139TSI Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
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Signal Switches, Multiplexers, Decoders Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Signal Switches, Multiplexers, Decoders components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports Signal Switches, Multiplexers, Decoders Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

Signal Switches, Multiplexers, Decoders FAQ

Can FPGAX source both active and end-of-life Signal Switches, Multiplexers, Decoders components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a Signal Switches, Multiplexers, Decoders sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.